Housing for electronic device

ABSTRACT

The present application discloses a housing for an electronic device ( 1 ), belongs to the technical field of electronic device. Said housing for an electronic device ( 1 ) comprising: a main casing assembly ( 6 ) for accommodating an electronic device ( 1 ) and an end cover assembly ( 7 ) working with the main casing assembly ( 6 ) to seal the main casing assembly ( 6 ); wherein the main casing assembly ( 6 ) comprises a main casing frame ( 8 ), a backplate ( 9 ), and a screen ( 10 ); the end cover assembly ( 7 ) comprises an end cover ( 12 ) and a sealing component ( 13 ) fixedly connected to the end cover ( 12 ). The end cover assembly and the main casing assembly are capable of being sealingly connected to each other, so as to fully achieve waterproof and dust-proof performance.

BACKGROUND

1. Technical Field

The present application relates to a housing for an electronic device,and more particularly to a protective housing capable of protecting anelectronic device inside and not affecting the use of the electronicdevice.

2. Related Art

Electronic devices, especially handheld portable electronic devices suchas a communication device, a music or video player, a camera and so on,have become faithful companions of people that cannot be separated fromin everyday life. However, use of the devices may face inconvenience.For example, humid environment or water, usage during exercise, orsimilar situations, might limit the usage of the device. Currently,although some electronic devices, such as a touch screen mobile phone,has a protective cover, usually the protective cover only has simplefunctions such as scratch-resistance, may severely affect operation anduse of the mobile phone, and may bring much inconvenience duringexercise, especially during mountain biking.

In view of the gradual popularization of such devices and the increasingrequirements of users on experience such as convenience, it is necessaryto design a housing product which can better satisfy the user's needs.

SUMMARY

In order to eliminate defects as listed above, the present applicationprovides a housing for an electronic device, which does not reducefunctions of a device, allows a user to fully use the device as ifwithout the protective housing, and is dust-proof, antifouling,waterproof, protected against snow, shockproof, drop resistant, andprotected against other environmental damage. The housing includes amain casing assembly for accommodating an electronic device and an endcover assembly working with the main casing assembly to seal the maincasing assembly. The main casing assembly includes a main casing frame,a backplate, and a screen. The screen and the backplate are sealinglymounted on two opposite surfaces of the main casing frame respectively.A position, corresponding to a speaker or a microphone of the electronicdevice, on the main casing frame is provided with a hole, and a membranecapable of waterproof and sound transmission covers and is mounted onthe hole. The end cover assembly includes an end cover and a sealingcomponent fixedly connected to the end cover. A position, correspondingto the microphone or the speaker of the electronic device, of thesealing component is provided with a hole, and a membrane capable ofwaterproof and sound transmission covers and is mounted on the hole.When the main casing assembly and the end cover assembly are engagedwith each other, a contact surface there between is further providedwith a sealing ring.

According to embodiments, the following preferred technical solutionsmay be adopted.

The screen (10) is provided with geometry, the geometry is at least onthe side which is facing the electronic device (1), to ensure a gapbetween the screen of the electronic device (1) and the screen (10). Thegeometry may be a arrangement of small bumps or lines, may also berealized as a frosted surface.

The membrane capable of sound transmission is made of a plastic membraneor GORE-TEX membrane (material provided by U.S. Gore & Associates.Inc.), and is provided with a slim groove for improving the quality ofsound transmission.

Positions, corresponding to function buttons of the electronic device,on the main casing frame are sealingly provided with correspondingfunction buttons respectively, and the function buttons include at leastone of a home button, an on/off button, a volume button, and a muteswitch button.

The backplate is provided with a backplate over mold, the backplateincludes a transparent PC material layer and a TPE rubber material layeracting as an optical reflection barrier, and positions, corresponding toa camera and a flash of the electronic device, on the TPE rubbermaterial layer are provided with a camera lens and a flash lens capableof light transmission respectively.

The end cover assembly further includes a foam sealing component forecho cancellation, and the foam sealing component is disposed on thesealing component.

The end cover is further provided with a sound channel for guiding soundout of the housing, and the sound channel extends from a position, closeto the sealing component, on the end cover to at least one end surfaceof the end cover.

An embedded plug and an embedded jack connected to each other aredisposed in the end cover, the embedded plug extends into the end coverand is connected to the electronic device in the end cover, and a jackof the embedded jack is exposed at a surface of the end cover.

The end cover assembly further includes a locking/unlocking slide block,the main casing frame is correspondingly provided with a hook-shapedlocking structure matching the locking/unlocking slide block, and thelocking/unlocking slide block is disposed between the end cover and thesealing component and able to slide back and forth.

The end cover is further provided with removable Plugs for sealingfunction interfaces on the end cover.

The housing further includes an earphone extension cable capable ofbeing removed and connected, a plug of the earphone extension cable isinserted in the end cover, a jack at the other end of the earphoneextension cable extends out of the end cover.

The locking/unlocking slide block holds the plug of the earphoneextension cable for locking in a locked state, and releases the plug ofthe earphone extension cable for removal in an unlocked state.

A nose is mounted on the earphone extension cable 4 and corresponding tothe bump.

The main casing assembly and a corresponding end portion of the endcover assembly are pivotal connected by a pivoting shaft and locked by aStrap, or a locking/unlocking slide block to lock the end coverassembly.

Two sides of the main casing assembly 6 are provided with side railsrespectively, and the main casing assembly 6 is further provided with alanyard hole.

Beneficial effects of the present embodiments are as follows.

The end cover assembly and the main casing assembly are capable of beingsealingly connected to each other, so as to fully achieve waterproof anddust-proof performance. The screen, the hole provided in the positioncorresponding to the speaker or the microphone of the electronic device,and the membrane covering the hole may at least ensure that basicoperations and listening and speaking functions of the device are notaffected.

The plastic membrane or GORE-TEX membrane is not only waterproof, butalso affects sound transmission as hardly as possible. The slim groovedisposed on the membrane further optimizes or improves the effect ofsound transmission.

The function buttons and the camera lens and flash lens prevent theelectronic device from being limited with respect to use, and allfunctions of the electronic device can be normally used.

The foam sealing component for echo cancellation prevents echoes fromoccurring in the internal space of the housing, thereby ensuring thesound effect.

The removable Plugs further improve the sealing effect, and areapplicable to the regular harsh operating environment.

The sound channel improves the sound effect of the product, therebyimproving the using performance of the product.

The embedded plug and the embedded jack connected to each other aredisposed in the end cover, thereby making the use of an externalearphone convenient.

The locking/unlocking slide block prevents unexpected falling of the endcover from the main casing, and makes it convenient to remove the endcover when needed.

The earphone extension cable makes it convenient to use an externalearphone.

The main casing assembly and a corresponding end portion of the endcover assembly are pivotal connected by a pivoting shaft, so that evenif opened, the end cover assembly does not depart from the main casingassembly, thereby avoiding inconvenience caused by loss of the end coverassembly.

The structural design of the side rails makes it convenient to fix theproduct to a specific accessory, thereby further facilitating usage. Thelanyard may be tied to a hand or clothes through the lanyard hole on themain casing assembly 6, thereby avoiding unexpected falling.

BRIEF DESCRIPTION OF THE DRAWINGS

The present application will become more fully understood from thedetailed description given herein below for illustration only, and thusare not limitative of the present application, and wherein:

FIG. 1 is a schematic exploded view of an embodiment (including anelectronic device, a protective housing, an earphone extension cable,and an auxiliary fixing accessory);

FIG. 2 is a schematic exploded view of the protective housing 2 in FIG.1;

FIG. 3 is a schematic exploded view of a main casing assembly;

FIG. 4 is a schematic exploded view of an end cover assembly;

FIG. 5 is a schematic enlarged view of a main casing frame 8;

FIG. 6 is a schematic partially enlarged view (a front view) of one endof a main casing frame 8;

FIG. 7 is a schematic view of a complete protective housing according toan embodiment;

FIG. 8 is a schematic partially enlarged structural view of a backplateon which a backplate over mold is formed;

FIG. 9 is a schematic structural view of another side surface of thebackplate different from that in FIG. 8;

FIG. 10 is a schematic exploded view (a partial view) of assembly of anelectronic device 1 and a protective housing 2;

FIG. 11 is a schematic sectional view of an end cover assembly (securedwith a Locking/unlocking slide block 14);

FIG. 12 is a schematic structural view of a locking/unlocking slideblock 14;

FIG. 13 is a schematic structural view of an end cover provided with anembedded jack plug and an embedded jack;

FIG. 14 is a schematic sectional view of FIG. 13;

FIG. 15 is a schematic structural view of a housing in which an endcover assembly and a main casing assembly are pivotal connected to eachother by a pivoting shaft (the end cover assembly is opened at a certainangle); and secured with a Locking/unlocking slide block 14;

FIG. 16 is a schematic sectional view of a partial structure when anearphone extension cable is inserted in a protective housing 2.

FIG. 17 is a schematic structural view of a housing in which an endcover assembly and a main casing assembly are pivotal connected to eachother by a pivoting shaft (the end cover assembly is opened at a certainangle); and secured with a strap (38).

FIG. 18 is a schematic view of screen 10 of an embodiment, displayingthe setting of the pattern feature.

FIG. 19 is a schematic partially enlarged view of FIG. 18.

FIG. 20 is another schematic view of screen 10 of an embodiment,displaying another setting of the pattern feature.

FIG. 21 is a schematic partially enlarged view of FIG. 20.

List of Reference Numerals: 1 Electronic device 41 Nose 2 Completeprotective housing 5 Accessory 4 Earphone extension cable 6 Main casingassembly 7 End cover assembly 21 Home button 8 Main casing frame 22On/off button 9 Backplate 23 Volume button 10 Screen 24 Mute switchbutton 11 Speaker membrane 25 Side rail 12 End cover 26 Side raillocking feature 13 Sealing component 27 Lanyard hole 131 SealingComponent Groove 28 Backplate over mold 14 Locking/unlocking slide block29 Backplate camera lens 141 Locking/unlocking button 30 Backplate flashlens 142 bump 31 Noise-cancelling hole 143 Locking Pin 32 Sound channel144 Retaining Hook 34 Embedded jack plug 15 Plug 35 Embedded jack 16Sealing ring 36 Wire 17 Microphone membrane 37 Pivoting shaft 18 Foamsealing component 38 Strap 19 Hook-shaped locking structure 101 samllbumps 20 Sealing surface 102 lines

DETAILED DESCRIPTION

The present application is further illustrated below in detail withreference to embodiments and the accompanying drawings.

As shown in FIG. 1 to FIG. 4 and FIG. 15, a protective housing 2 for aelectronic device 1 (for example, a touch screen mobile phone iPhone 5)includes a main casing assembly 6 for accommodating an iPhone 5 and anend cover assembly 7 working with the main casing assembly 6 to achievesealed connection. The main casing assembly 6 includes a main casingframe 8, a backplate 9, and a screen 10. The screen 10 and the backplate9 are sealingly mounted on two opposite surfaces of the main casingframe 8 respectively. A position, corresponding to a speaker (or amicrophone) of the electronic device, on the main casing frame 8 isprovided with a hole. A speaker membrane 11 capable of waterproof andsound transmission covers and is mounted on the hole. The end coverassembly 7 includes an end cover 12 and a sealing component 13 fixedlyconnected to the end cover 12. A position, corresponding to themicrophone (or the speaker) of the electronic device, on the sealingcomponent 13 is provided with a hole. A microphone membrane 17 capableof waterproof and sound transmission covers and is mounted on the hole.When the main casing assembly 6 and the end cover assembly 7 are engagedwith each other, a contact surface therebetween is further provided witha sealing ring 16 for sealing. Further, an earphone extension cable 4and a rail system facilitating fixing of the product on a fixing frameare included.

The complete main casing assembly 6 includes the main casing frame 8,which is integrally assembled with the backplate 9, the screen 10 andthe speaker membrane 11 in advance, and the neighboring components aremutually sealed, as shown in FIG. 3. The backplate 9 and the screen 10may be assembled and fixed permanently by gluing, ultrasonic welding,laser welding or any other means, and are not to departed or removedfrom the main casing frame 8 by normal usage. The speaker membrane 11may be assembled by using a double-sided adhesive, gluing, or ultrasonicwelding. The complete main casing assembly 6 is provided with a step forassembling the screen 10. The screen 10 is a transparent foil which ismade of any proper material, such as PC, PET or PMMA for example, butnot limited. The speaker membrane 11 may be made of a thin plasticmembrane or other materials such as a Gore-Tex membrane or othermembrane capable of venting and being waterproof, which allows soundtransmission and ensures sealing performance in water. Further, thespeaker membrane 11 may be in a special shape, such as a slim groove orother geometric shapes, so as to improve the sound quality. Geometricshapes such as the slim groove may be fabricated by compressing, deepdrawing, or other methods.

As shown in FIG. 5, the main casing frame 8 is formed in a mold with aslide block opening/closing manner at the top or the bottom (dependingon that the housing is closed through the top or the bottom), so as toensure that a sealing surface 20 of the main casing frame 8 from whichthe mold is stripped does not have any parting line. In this embodiment,the main casing frame 8 includes plastics of different hardness levels,for example, includes a layer of TPE (soft rubber) over mold and anotherlayer of) hard plastic (for example PC), or two kinds of plastics formedthrough double component injection. The main casing frame 8 integratesfunctional buttons, such as a home button 21, an on/off button 22, avolume button 23, and a mute switch button 24, as shown in FIG. 7. Whenthe iPhone 5 or electronic device is put in the complete protectivehousing 2, a user is allowed to use all functional buttons of theelectronic device 1. The functional buttons are formed in the over moldmaterial of the main casing frame 8, so as to achieve flexibility andsealing performance. The mute switch button 24 enables the user to mutethe electronic device 1 when the protective housing 2 is used.

As shown in FIG. 8, FIG. 9, and FIG. 10, the backplate over mold 28 ofthe backplate 9 ensures the integration of a camera lens 29 and a flashlens 30. The camera lens 29 and the flash lens 30 may be integrallyformed with the backplate 9 (over molding or dual-component injection),or may be independent members sealingly inserted into the backplate 9.In this embodiment, the backplate 9 includes a transparent PC housingmaterial layer and a TPE rubber material layer, backplate over mold 28,so as to be able to act as an optical reflection barrier between a flashand a camera, so that when the flash is used, pictures taken are ensuredto be clear. Further, the backplate over mold 28 has an integratednoise-cancelling feature 31, which enables a noise-cancelling hole ofthe electronic device 1 to be sealed off against any sound, noise orwater ingress. The noise-cancelling hole is located in the electronicdevice 1, can reduce ambient noise during conversation, the backplate 9and has three possible configuration manners: 1) The noise-cancellinghole is sealed opposite to the protective housing 2, and no membrane forsound transmission exists therebetween, so as to achieve the optimalsound quality. 2) The noise-cancelling hole 31 is completely sealedopposite to the protective housing 2, and no internal membrane exists.3) No sealing is performed between the electronic device and theprotective housing 2, which results in poor sound quality. Specifically,in this embodiment the second configuration manner is adopted. Thecamera lens 29 and the flash lens 30 are sealingly inserted into thebackplate 9 as independent members will not affect the photo-taking,even the backplate 9 is made out of colorful material.

The screen 10 is a touch screen membrane, for example a thin transparentplastic membrane, which may be assembled by insert molding, overmolding, gluing, ultrasonic welding, laser welding, or adhesiveconnecting. The touch screen membrane may have a special coating, so asto have improved performance on scratch-resistance, fog-resistance andglare reduction or other special functions.

As shown in FIG. 4, the complete end cover assembly 7 mainly includesthe end cover 12 and the sealing component 13. The end cover 12 and thesealing component 13 may be assembled by gluing, ultrasonic welding,laser welding, or any other means capable of fixing the end cover 12 andthe sealing component 13. As shown in FIG. 11, a sound channel 32 forguiding sound out of the protective housing is further disposed betweenthe end cover 12 and the sealing component 13. The sound channel 32 isformed by the end cover 12 and the sealing component 13, and extendsfrom a position, close to the sealing component 13, on the end cover 12to at least one end surface of the end cover.

The microphone membrane 17 disposed in the end cover 12 may be assembledby using a double-sided adhesive, gluing, and ultrasonic welding, andmay be made of a thin plastic membrane or other materials such as aGore-Tex membrane, which allows sound transmission and ensures sealingperformance in water. Further, the microphone membrane 17 may be in aspecial shape, such as a slim groove or other geometric shapes, so as toimprove the sound quality. Geometric shapes such as the slim groove maybe fabricated by compressing, deep drawing, or other methods.

The end cover assembly 7 includes a foam sealing component 18 for echocancellation, which is disposed on the sealing component 13, as shown inFIG. 4. The foam sealing component 18 may be assembled with the sealingcomponent 13 in any manners, so as to ensure soundproofing between theelectronic device 1 and the complete end cover assembly 7. That is tosay, the foam sealing component 18 ensures that sound from theelectronic device is not transmitted into the microphone, so as toeliminate or minimize any echo effect.

One end of the Plug 15 is fixed permanently by mounting it on the endcover 12 and the sealing component 13, so that the other end of the plug15 may be removed from the end cover 12, so as to allow the earphoneextension cable 4 with an extension plug to enter the housing to beconnected to the electronic device 1 when needed, as shown in FIG. 4 andFIG. 16.

The sealing ring 16 between the main casing assembly 6 and the end coverassembly 7 may be an O-ring, which is on the sealing surface 20 of thecomplete main casing assembly 6, so as to prevent water and dirt fromentering the protective housing 2. The sealing ring 16 is compressed ina radial direction by the end cover assembly 7, so as to prevent anyunexpected failing during use. The O-ring is preferably made of amaterial which is durable, environmentally friendly, and chemicallystable, and the waterproof level shall be, at least IP68 or higher witha specified depth and time of immersion needed, so that underwater useand severe environment use is allowed.

The end cover assembly 7 may be a completely independent component, ormay be pivotal connected to the main casing frame 8 by using a rotaryshaft 37 and a strap 38 or a locking/unlocking slide block 14, to lockthe end cover assembly to the main casing frame 8. As shown in FIG. 15,in this embodiment, the rotary shaft 37 is used for pivot-connection,and the end cover assembly 7 may be opened at a certain angle. thelanyard hole should be on the main casing assembly 6. As shown in FIG.7, in this embodiment, the end cover assembly 7 has a locking/unlockingslide block 14, which interacts with a hook-shaped locking structure 19of the main casing frame 8, so as to realize locking and unlockingtherebetween, as shown in FIG. 6. Specifically, as shown in FIG. 12, byusing the locking/unlocking button 141 the locking/unlocking slide block14 can be moved in two directions for locking and unlocking. In a lockedstate, that is, when a two locking pins 143 are interlocked with thecorresponding hook-shaped locking structure 19 of the main casing frame8, the end cover assembly 7 cannot be separated from the main casingassembly 6, and meanwhile the earphone extension cable 4 cannot bepulled out, because the bump 142 disposed at the end of thelocking/unlocking slide block 14 is pushed against the earphoneextension cable And interlocks with the nose 41 of the extension cable.In an unlocked state, that is, when the locking pins 143 are disengagedfrom the hook-shaped locking structure 19 of the main casing frame 8 andthe bump 142 is separated from the earphone extension cable 4, the endcover assembly 7 may be removed from the main casing assembly 6, and/orthat the earphone extension cable 4 can be pulled out. According to thedesign, after the end cover 12 and the sealing component 13 areassembled, the locking/unlocking slide block 14 cannot be removed, andmeanwhile the locking/unlocking slide block 14 locks the earphoneextension cable 4, so as to prevent any unexpected separation of theearphone extension cable 4 during use. Two retaining hooks 144 on thelocking/unlocking slide block 14 which are interacting with two sealingcomponent grooves 131 on the sealing component 13, make sure that thelocking/unlocking slide block 14 stays in the locked or unlockedposition. As shown in FIG. 1, FIG. 12 and FIG. 15, preferred, a nose 41is mounted on the earphone extension cable 4 and corresponding to thebump 142, so as to improve the reliability assurance of locking theearphone extension cable 4.

As shown in FIG. 13 and FIG. 14, the end cover assembly 7 of thisembodiment may further be provided with a built-in earphone plugadapter, and the direction of the adapter may be straight or may faceany side and be at any angle. The adapter includes an embedded jack plug34 and an embedded jack 35 connected by a wire 36. When the end coverassembly 7 is assembled to the main casing assembly 6, the embedded jackplug 34 is reliably connected to the electronic device 1 in theprotective housing.

As shown in FIG. 1, The rail system mainly includes an auxiliary fixingcomponent, e.g. accessory 5, and the component has an integrated lockingmechanism on the bottom, which is applicable to an extra fixing system,such as bicycle fixing, helmet fixing, screw fixing, a tripod, or anyother support device. Meanwhile, two side rails 25 are disposed on twosides of the main casing frame 8, and the side rails 25 may be engagedwith two snapper rails on the inside of the accessory 5 to connect thecomplete protective housing 2 with the accessory 5 when needed. Two siderail locking feature 26 ensure a secure position in the accessory due tosnapping interaction between accessory 5 and main casing frame 8.

As shown in FIG. 17, is a schematic structural view of anotherembodiment. In Comparison with FIG. 15, the locking/unlocking slideblock 14 is replaced by the strap 38.

For a better user experience, the screen 10 can feature some sort ofpattern such as small bumps, lines, or other geometries, such as crossesor any other shape. The pattern is at least on one side, where ittouches the screen of the electronic device 1. The distance between eachof the single elevated features in the pattern can be of differentlength. The pattern may also be realized as a frosted surface, andtherefore by irregular. The following is the detailed description.

As shown in FIGS. 18 and 19, the screen 10 is provided with small bumps101 on the side which is facing the the electronic device 1. The smallbumps 101 are uniform distribution (can also be nonuniform distribution)and touch the the screen of the electronic device 1, be used for: A. Toensure a minimal gap between the screen of the electronic device and thescreen 10. The gap prevents the two surfaces (the screen of theelectronic device 1 and the screen 10) to stick together throughcapillary force. B. Helps to release the device 1 out of the case 2,when disassembling the main case and the electronic device 1. Act as anextra protection to the screen of the electronic device by providing asmall gap acting as an air cushion.

The pattern may be made by embossing, stamping, UV printing or otherprinting method.

As shown in FIGS. 20 and 21, the screen 10 is provided with geometries102 which is featured by hot processing and uniform distribution. On theside which is facing the electronic device 1, each geometry presents asconvex surface, on the other side presents as concave surface. Theforegoing several technical effects can surely be reached by this way.

The foregoing content is detailed description of the present applicationwith reference to the specific preferred embodiments, but it cannot beconsidered that the specific implementation of the present applicationis limited to the description. Several equal replacements or obviousvariations with the same performance and usage made by persons ofordinary skill in the art without departing from the idea of the presentapplication all should be construed as falling within the protectionscope of the present application.

What is claimed is:
 1. A housing for an electronic device (1),comprising a main casing assembly (6) for accommodating an electronicdevice (1) and an end cover assembly (7) working with the main casingassembly (6) to seal the main casing assembly (6); wherein the maincasing assembly (6) comprises a main casing frame (8), a backplate (9),and a screen (10); the screen (10) and the backplate (9) are sealinglymounted on two opposite surfaces of the main casing frame (8)respectively; a position, corresponding to a speaker or a microphone ofthe electronic device (1), on the main casing frame (8) is provided witha hole, with a membrane capable of waterproof and sound transmissionbeing mounted on the hole by either glue, double sided tape or USwelding; the end cover assembly (7) comprises an end cover (12) and asealing component (13) fixedly connected to the end cover (12); aposition, corresponding to the microphone or the speaker of theelectronic device (1), of the sealing component (13) is provided with ahole, with a membrane capable of waterproof and sound transmission beingmounted on the hole by either glue, double sided tape or US welding; andwhen the main casing assembly (6) and the end cover assembly (7) areengaged with each other, a contact surface therebetween is furtherprovided with a sealing ring (16).
 2. The housing for an electronicdevice (1) according to claim 1, wherein the screen (10) is providedwith geometry, the geometry is at least on the side which is facing theelectronic device (1), to ensure a gap between the screen of theelectronic device (1) and the screen (10); the geometry may be aarrangement of small bumps or lines, may also be realized as a frostedsurface.
 3. The housing for an electronic device (1) according to claim1, wherein the membrane capable of sound transmission is made of aplastic membrane or gore tex membrane with venting and waterproofcharacteristics with the ability to transmit sound, and is provided witha slim groove for improving the quality of sound transmission.
 4. Thehousing for an electronic device (1) according to claim 1, whereinpositions, corresponding to functional buttons of the electronic device(1), on the main casing frame (8) are sealingly provided withcorresponding functional buttons respectively, and the functionalbuttons comprise at least one of a home button (21), an on/off button(22), a volume button (23), and a mute switch button (24).
 5. Thehousing for an electronic device (1) according to claim 1, wherein thebackplate (9) is provided with a backplate over mold (28), the backplateover mold (28) being a TPE rubber material covering the transparent PCmaterial layer of the backplate (9) acting as an optical reflectionbarrier, and with positions, corresponding to a camera and a flash ofthe electronic device (1), in the TPE rubber material layer are providedwith a camera lens (29) and a flash lens (30) capable of lighttransmission respectively.
 6. The housing for an electronic device (1)according to claim 1, wherein the end cover assembly (7) furthercomprises a foam sealing component (18) for echo cancellation, and thefoam sealing component (18) is disposed on the sealing component (13).7. The housing for an electronic device (1) according to claim 6,wherein the end cover (12) is further provided with a sound channel (32)for guiding sound out of the housing, and the sound channel (32) extendsfrom a position, close to the sealing component (13), on the end cover(12) to at least one end surface of the end cover (12).
 8. The housingfor an electronic device (1) according to claim 7, wherein an embeddedjack plug (34) and an embedded jack (35) connected to each other aredisposed in the end cover (12), the embedded jack plug (34) extends intothe end cover (12) and is connected to the electronic device (1) in theend cover (12), and a jack of the embedded jack (35) is exposed at asurface of the end cover (12).
 9. The housing for an electronic device(1) according to claim 1, wherein the end cover (12) assembly furthercomprises a locking/unlocking slide block (14), the main casing frame(8) is correspondingly provided with a hook-shaped locking structure(19) matching the locking/unlocking slide block (14), and thelocking/unlocking slide block (14) is disposed between the end cover(12) and the sealing component (13) and able to slide back and forth.10. The housing for an electronic device (1) according to claim 1,wherein the end cover (12) is further provided with removable Plug (15)for sealing function interfaces on the end cover (12).
 11. The housingfor an electronic device (1) according to claim 9, wherein the housingfurther comprises an earphone extension cable (4) capable of beingremoved and connected, a plug of the earphone extension cable (4) isinserted in the end cover (12), a jack at the other end of the earphoneextension cable (4) extends out of the end cover (12).
 12. The housingfor an electronic device (1) according to claim 11, thelocking/unlocking slide block (14) holds the plug of the earphoneextension cable (4) for locking in a locked state, and releases the plugof the earphone extension cable (4) for removal in an unlocked state.13. The housing for an electronic device (1) according to claim 12, anose 41 is mounted on the earphone extension cable 4 and correspondingto the bump
 142. 14. The housing for an electronic device (1) accordingto claim 1, wherein the main casing assembly (6) and a corresponding endportion of the end cover (12) assembly are pivotal connected by apivoting shaft (37) whereas the end cover assembly (12) can be fixed tothe main casing assembly (6) with a Strap (38) or a locking/unlockingslide block (14), to lock the end cover assembly to the main casingframe (8).
 15. The housing for an electronic device (1) according toclaim 1, wherein two sides of the main casing frame (8) are providedwith two side rails (25) and side rail locking feature (26) to be fixedto an accessory (5) respectively, whereas the side rail locking features(26) are to keep the main casing frame (8) securely in place whenmounted on the accessory (5) and the main casing assembly (6) is furtherprovided with a lanyard hole.